National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

Lat: 47.15°NLon: 122.48333°WElev: 322.0ft.

Overcast

63°F

17°C

Humidity 77%
Wind Speed W 4 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 18 Aug 09:55 AM PDT
Extended Forecast for

Dupont WA

  • Today

    Today: Cloudy early, then gradual clearing, with a high near 79. West wind around 6 mph.

    High: 79 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Increasing clouds, with a low around 55. West wind 5 to 8 mph becoming calm after midnight.

    Low: 55 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 78. Light and variable wind.

    High: 78 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Light west northwest wind.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of rain before 11am. Partly sunny, with a high near 78.

    High: 78 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

Detailed Forecast

Today
Cloudy early, then gradual clearing, with a high near 79. West wind around 6 mph.
Tonight
Increasing clouds, with a low around 55. West wind 5 to 8 mph becoming calm after midnight.
Wednesday
Partly sunny, with a high near 78. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 55. Light west northwest wind.
Thursday
Mostly sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 57.
Friday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly cloudy, with a high near 72.
Saturday Night
Mostly cloudy, with a low around 55.
Sunday
Partly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dupont WA
 47.09°N 122.64°W (Elev. 295 ft)
Last Update:
11:26 pm PDT Aug 17, 2026
Forecast Valid:
10am PDT Aug 18, 2026-6pm PDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation